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This is the basis1 card in the INITE Atlas, a public page that AI assistants can also query through our MCP server. We built it from what basis1.tech publishes, so parts of it may be wrong. Claim the card to correct its name and price and to send us notes on anything else.

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Parses xlsx and xlsm workbooks into typed cells and formula graphs, then recomputes every formula deterministically for checking against Excel's cached values.

Actively maintained

What to fix firstfound in our 2026-11-04 check

No structured data on the homepage

critical

The heaviest thing this check found wrong, named in the words our fix list uses. Read off the site itself, not from a model.

At a glancechecked Nov 4, 2026

not read yet

Use

For
Analysts and engineers checking or editing Excel models, including AI agents via MCP
Activity
Actively maintainedsite updated 2 months ago
How it runs
API
Used for
  • audit a workbook for broken references and hardcoded numbers
  • recompute formulas and compare results against Excel's saved values
  • trace a cell's formula through its dependencies

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